Clean Harbors El Dorado, LLC

NPDES permit AR0037800 · Major NON-POTW · effective, expires 2028-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

8values over a limit
0required values missing, on 0 form(s)
0of 56 forms filed late

Last period with anything received: 2026-08-31. Most often over: Whole Effluent Toxicity [WET] - C. dubia (4), Whole Effluent Toxicity [WET] - P. promelas (4).

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (117)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
001Silver total recoverableMO AVG report only all year
001Silver total recoverableDAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Mercury, total recoverableMO AVG report only all year
001Mercury, total recoverableDAILY MX report only all year
007StreamflowMO AVG report only all year
007StreamflowDAILY MX report only all year
007pHMINIMUM >= 6 SU all year
007pHMAXIMUM <= 9 SU all year
007Oil & GreaseMO AVG <= 10 mg/L all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
007Chloride [as Cl]MO AVG report only all year
007Chloride [as Cl]DAILY MX report only all year
007Sulfate, total [as SO4]MO AVG report only all year
007Sulfate, total [as SO4]DAILY MX report only all year
007Zinc, total recoverableMO AVG report only all year
007Zinc, total recoverableDAILY MX report only all year
007Lead, total recoverableMO AVG <= 40.33 ug/L all year
007Lead, total recoverableDAILY MX <= 80.91 ug/L all year
007Discharge flow as % of stream flowMAXIMUM <= 7 % all year
007DichloromethaneMO AVG report only all year
007DichloromethaneDAILY MX report only all year
0071,2-DichloroethaneMO AVG report only all year
0071,2-DichloroethaneDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Solids, total dissolvedMO AVG report only all year
007Solids, total dissolvedDAILY MX report only all year
007Mercury, total recoverableMO AVG <= .14 ug/L all year
007Mercury, total recoverableDAILY MX <= .29 ug/L all year
010Temperature, water deg. fahrenheitINST MAX <= 86 deg F all year
010pHMINIMUM >= 6 SU all year
010pHMAXIMUM <= 9 SU all year
010Solids, total suspendedMO AVG report only all year
010Solids, total suspendedDAILY MX report only all year
010Oil & GreaseMO AVG <= 10 mg/L all year
010Oil & GreaseDAILY MX <= 15 mg/L all year
010Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
010Chloride [as Cl]MO AVG <= 631 mg/L all year
010Chloride [as Cl]DAILY MX <= 631 mg/L all year
010Sulfate, total [as SO4]MO AVG <= 63 mg/L all year
010Sulfate, total [as SO4]DAILY MX <= 63 mg/L all year
010Selenium, total recoverableMO AVG <= 17.41 ug/L all year
010Selenium, total recoverableDAILY MX <= 34.93 ug/L all year
010Zinc, total recoverableMO AVG report only all year
010Zinc, total recoverableDAILY MX report only all year
010Cadmium, total recoverableMO AVG <= 2.03 ug/L all year
010Cadmium, total recoverableDAILY MX <= 4.08 ug/L all year
010Lead, total recoverableMO AVG <= 3.8 ug/L all year
010Lead, total recoverableDAILY MX <= 7.61 ug/L all year
010DichloromethaneMO AVG report only all year
010DichloromethaneDAILY MX report only all year
0101,2-DichloroethaneMO AVG report only all year
0101,2-DichloroethaneDAILY MX report only all year
010Flow, in conduit or thru treatment plantMO AVG report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
010Solids, total dissolvedMO AVG <= 1360 mg/L all year
010Solids, total dissolvedDAILY MX <= 1360 mg/L all year
010Mercury, total recoverableMO AVG <= .0134 ug/L all year
010Mercury, total recoverableDAILY MX <= .0269 ug/L all year
TX1Whole effluent toxicity - retest #17 DA MIN report only all year
TX1Whole effluent toxicity - retest #27 DA MIN report only all year
TX1WET, sublethal retest #17 DA MIN report only all year
TX1WET, sublethal retest #27 DA MIN report only all year
TX1Whole Effluent Toxicity - Retest #37 DA MIN report only all year
TX1Whole Effluent Toxicity, Sub-Lethal Retest #37 DA MIN report only all year
TX1Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1Coef Of Var Static Renewal 7Day Chronic Pimephales promelas7 DA MIN report only all year
TX10Whole Effluent Toxicity [WET] - C. dubia7 DA MIN >= 100 % all year
TX10Whole Effluent Toxicity [WET] - C. dubia7 DA MIN >= 80 % all year
TX10Whole Effluent Toxicity [WET] - P. promelas7 DA MIN >= 100 % all year
TX10Whole Effluent Toxicity [WET] - P. promelas7 DA MIN >= 80 % all year
TX10Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA AVG report only all year
TX10Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7 DA AVG report only all year
TX10Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA AVG report only all year
TX10Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7 DA AVG report only all year
TX10NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA AVG report only all year
TX10NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA AVG report only all year
TX10NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA AVG report only all year
TX10NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA AVG report only all year
TX10Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia7 DA AVG report only all year
TX10Coef Of Var Static Renewal 7Day Chronic Pimephales promelas7 DA AVG report only all year
TX7Whole effluent toxicity - retest #17 DA MIN report only all year
TX7Whole effluent toxicity - retest #27 DA MIN report only all year
TX7WET, sublethal retest #17 DA MIN report only all year
TX7WET, sublethal retest #27 DA MIN report only all year
TX7Whole Effluent Toxicity - Retest #37 DA MIN report only all year
TX7Whole Effluent Toxicity, Sub-Lethal Retest #37 DA MIN report only all year
TX7Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX7Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7 DA MIN report only all year
TX7Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX7Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX7NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX7NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX7NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX7NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX7Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX7Coef Of Var Static Renewal 7Day Chronic Pimephales promelas7 DA MIN report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states